for screw type coupling devices

Patents Grantslast 30 patents

  • Information Patent Grant

    Lamp bulb socket having switch with axially rotating actuator

    • Patent number 10,816,167
    • Issue date Oct 27, 2020
    • Rich Brand Industries Ltd.
    • Te-Shui Peng
    • F21 - LIGHTING
  • Information Patent Grant

    Circular connector and method of retaining components

    • Patent number 10,218,122
    • Issue date Feb 26, 2019
    • TE Connectivity Corporation
    • Alex Robert Rengifo
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lamp holder structure with universal accommodating slot

    • Patent number 8,444,311
    • Issue date May 21, 2013
    • Tsan-Chi Chen
    • Tsan-Chi Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Shock free bulb insert

    • Patent number 8,167,637
    • Issue date May 1, 2012
    • Joti Projkovski
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Touch-safe socket

    • Patent number 7,854,621
    • Issue date Dec 21, 2010
    • Insalvo Denmark APS
    • Carsten H. Poulsen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Safety lampholder and method for avoiding accidental electric shock...

    • Patent number 7,381,070
    • Issue date Jun 3, 2008
    • Mass Technology (H.K.) Ltd.
    • Onn Fah Foo
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Safety socket

    • Patent number 6,491,534
    • Issue date Dec 10, 2002
    • Dolsimer Investment S.A.
    • Yves Bonard
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Safety light socket

    • Patent number 6,322,380
    • Issue date Nov 27, 2001
    • Martin E. Conroy
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Discharge lamp lighting device and lamp socket

    • Patent number 5,951,313
    • Issue date Sep 14, 1999
    • ITL Corporation
    • Kazuhiko Arimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lamp socket with a water and electricity sealing structure

    • Patent number 5,743,758
    • Issue date Apr 28, 1998
    • You-Jen Cheng
    • F21 - LIGHTING
  • Information Patent Grant

    Safety lamp socket

    • Patent number 5,595,493
    • Issue date Jan 21, 1997
    • Ming-Hsiung Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrical connectors

    • Patent number 5,321,218
    • Issue date Jun 14, 1994
    • First Thought Development Ltd.
    • Francis Vause
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lampholder

    • Patent number 4,768,966
    • Issue date Sep 6, 1988
    • Patrick J. Doherty
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Socket with automatic high voltage cut-off

    • Patent number 4,456,857
    • Issue date Jun 26, 1984
    • General Electric Company
    • Wallace H. Orr
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switched rectifier disc for Edison sockets

    • Patent number 4,438,344
    • Issue date Mar 20, 1984
    • Miracle Products, Inc.
    • Donald Albert
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Glow-lamp holder

    • Patent number 4,222,623
    • Issue date Sep 16, 1980
    • Tore Hultberg
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Safety sockets and loads

    • Patent number 4,156,265
    • Issue date May 22, 1979
    • Manning I. Rose
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Safety circuit and socket construction

    • Patent number 4,093,336
    • Issue date Jun 6, 1978
    • Manning I. Rose
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Safety circuit and socket construction

    • Patent number 4,008,403
    • Issue date Feb 15, 1977
    • Manning I. Rose
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Safety socket for lamps and the like

    • Patent number 3,971,611
    • Issue date Jul 27, 1976
    • Manning I. Rose
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Safety device in electrical connection devices

    • Patent number 3,936,122
    • Issue date Feb 3, 1976
    • Bengt Petersson New Products Investment AB
    • Anders Torvald Sverker Hagelberg
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3915536

    • Patent number 3,915,536
    • Issue date Oct 28, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3895195

    • Patent number 3,895,195
    • Issue date Jul 15, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3812446

    • Patent number 3,812,446
    • Issue date May 21, 1974
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3579171

    • Patent number 3,579,171
    • Issue date May 18, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2747048

    • Patent number 2,747,048
    • Issue date May 22, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2715214

    • Patent number 2,715,214
    • Issue date Aug 9, 1955
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2688669

    • Patent number 2,688,669
    • Issue date Sep 7, 1954
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2306741

    • Patent number 2,306,741
    • Issue date Dec 29, 1942
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2221345

    • Patent number 2,221,345
    • Issue date Nov 12, 1940
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents